fixed: enemies may spawn on top of dragons

added prompting to picking up gold

src/enemy.cc

@@ -86,7 +86,7 @@ long_result enemy_base::get_hit(character *ch, const int tATK,
         return {miss, "PC tried to hit " + abbrev + " but missed. "};
 }
 
-void enemy_base::dies(level *lvl, character *pc) {
+int enemy_base::dies(level *lvl) {
         auto &elist = lvl->get_elist();
 
         for (size_t i = 0; i < elist.size(); ++i)
@@ -96,17 +96,19 @@ void enemy_base::dies(level *lvl, character *pc) {
                 }
 
         if (race == race::rdragon) {
-                return;
+                return 0;
         } else if (race == race::rmerchant) {
                 lvl->add_gold({GOLD_MERCHANT, pos});
+                return 0;
         } else if (race == race::rhuman) {
                 lvl->add_gold({GOLD_NORMAL, pos});
                 auto plist = lvl->get_available_around_all(pos);
                 lvl->add_gold({GOLD_NORMAL,
                                rng->get_rand_in_vector(plist)});
+                return 0;
         }
 
-        ((player_base *)pc)->add_gold(rand_gold_drop(rng));
+        return rand_gold_drop(rng);
 }
 
 enemy_base *get_enemy_at(const position &pos, const enemy_list &elist) {

src/enemy.h

@@ -26,7 +26,7 @@ public:
 
         virtual std::string get_abbrev() const override;
 
-        virtual void dies(level *lvl, character *pc);
+        virtual int dies(level *lvl);
 };
 
 typedef std::vector<enemy_base *> enemy_list;

src/game.cc

@@ -73,8 +73,12 @@ character *game::move_enemies() {
                 if (player->is_dead())
                         return ch;
 
-                if (ch->is_dead())
-                        ch->dies(levels[curr_level].get(), player.get());
+                if (ch->is_dead()) {
+                        int g = ch->dies(levels[curr_level].get());
+
+                        if (g)
+                                levels[curr_level]->add_gold({g, ch->get_pos()});
+                }
 
                 msg += res.msg;
         }

src/level.cc

@@ -67,9 +67,16 @@ void level::gen_enemies(RNG *rng, std::vector<position_list> &tiles) {
                 }
 
                 pelist.push_back(nullptr);
-                new_dragon(rng, pelist[i], rng->get_rand_in_vector(spots),
+                auto pos = rng->get_rand_in_vector(spots);
+                new_dragon(rng, pelist[i], pos,
                            dhoard[i].pos, enabled_features,
                            map.which_room(dhoard[i].pos));
+                int room = map.which_room(pos);
+                remove_from_list(tiles[room], pos);
+
+                if (!tiles[room].size())
+                        tiles.erase(tiles.begin() + room);
+
                 elist.push_back(pelist[i].get());
         }
 

src/player.cc

@@ -66,8 +66,14 @@ long_result player_base::move(level *lvl,
                 } else if ((tmp = get_enemy_at(p, lvl->get_elist())) != nullptr) {
                         auto res = attack((character *)tmp);
 
-                        if (tmp->is_dead())
-                                tmp->dies(lvl, this);
+                        if (tmp->is_dead()) {
+                                int g = tmp->dies(lvl);
+
+                                if (g)
+                                        res.msg += "PC gains " +
+                                                   std::to_string(g) +
+                                                   " pieces of gold. ";
+                        }
 
                         return res;
                 }
@@ -121,6 +127,11 @@ long_result player_base::interpret_command(level *lvl, game_command cmd) {
 
                 gold g = get_gold_at(pos, lvl->get_glist());
                 gold_cnt += g.amount;
+
+                if (g.amount)
+                        res.msg += "PC picked up " + std::to_string(g.amount) +
+                                   " pieces of gold. ";
+
                 return res;
         } else if (cmd >= apply_north && cmd <= apply_southwest) {
                 auto res = apply(get_potion_at(pos + MOVE[cmd - apply_north],
@@ -142,8 +153,14 @@ long_result player_base::interpret_command(level *lvl, game_command cmd) {
 
                 auto res = attack((character *)tmp);
 
-                if (tmp != nullptr && tmp->is_dead())
-                        tmp->dies(lvl, this);
+                if (tmp != nullptr && tmp->is_dead()) {
+                        int g = tmp->dies(lvl);
+
+                        if (g)
+                                res.msg += "PC gains " +
+                                           std::to_string(g) +
+                                           " pieces of gold. ";
+                }
 
                 return res;
         } else if (cmd == up_stairs) {